You have been engaged as a Data Science consultant by a coal terminal. They would like you to investigate one of their heavy machines - RL1 You have been supplied one month worth of data for all of their machines. The dataset shows what percentage of capacity for each machine was idle (unused) in any given hour.
You are required to deliver an R list with the following components:
| Machine | Hours Unkown |
|---|---|
| RL1 | 7 |
| RL2 | 7 |
| SR1 | 110 |
| SR4A | 230 |
| SR6 | 7 |
| Machine | Instances under 90% |
|---|---|
| RL1 | 27 |
| SR6 | 23 |